Re: [ros-dev] [ros-diffs] [ros-arm-bringup] 44856: NMI Support Patch 5: [HAL]: Do correct TLB flushing for systems with global page support. [HAL]: Clean leading whitespace and comments.

[Alex Ionescu]

Why don't you cache this instead of querying it for each TLB flush? Seems stupidly
wasteful -- I thought the point was to "make it better"??

Isn't this what HalpGetFeatureBits is for?

On 2010-01-01, at 11:37 AM, ros-arm-bringup(a)svn.reactos.org wrote:

>   +    //
>  +    // Check for CPUID support
>  +    //
>  +    if (KeGetCurrentPrcb()->CpuID)
>  +    {
>  +        //
>  +        // Check for global bit in CPU features
>  +        //
>  +        __cpuid(CpuInfo, 1);
>  +        if (CpuInfo[3] & 0x2000)
>  +        { 
Best regards,
Alex Ionescu